WM8761 Production Data
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PD, Rev 4.6, October 2011
4
PIN DESCRIPTION
PIN NAME TYPE DESCRIPTION
1
LRCIN Digital input Sample rate clock input
2
DIN Digital input Serial audio data input
3
BCKIN Digital input Bit clock input
4
NC No connect No internal connection
5
CAP Analogue output Analogue internal reference
6
VOUTR Analogue output Right channel DAC output
7
GND Supply Negative supply
8
VDD Supply Positive supply
9
VOUTL Analogue output Left channel DAC output
10
MUTE Digital input Soft mute control, Internal pull down
High Impedance = Automute
High = Mute ON
Low = Mute OFF
11
NC No connect No internal connection
12
DEEMPH Digital input De-emphasis select, Internal pull up
High = de-emphasis ON
Low = de-emphasis OFF
13
FORMAT Digital input Data input format select, Internal pull up
Low = 24-bit right justified or DSP ‘late’
High = 16-24-bit I
2
S or DSP ‘early’
14
MCLK Digital input Master clock input
Note:
1. Digital input pins have Schmitt trigger input buffers.